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Lo que la cafeína le hizo a JS
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Sergio Arbeo
November 22, 2014
Programming
3k
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Lo que la cafeína le hizo a JS
Un paseo por la nueva sintaxis de ECMAScript 6
Sergio Arbeo
November 22, 2014
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Transcript
MADRID · NOV 21-22 · 2014 Sergio Arbeo {Back,Front}-end developer
at codecantor @Serabe Historia de un despecho transpilado Lo que la cafeína le hizo a JS
MADRID · NOV 21-22 · 2014 CODECANTOR
MADRID · NOV 21-22 · 2014 I loved CoffeeScript
MADRID · NOV 21-22 · 2014 I loved CoffeeScript
MADRID · NOV 21-22 · 2014 CoffeeScript V JavaScript
MADRID · NOV 21-22 · 2014 CoffeeScript V ES5
MADRID · NOV 21-22 · 2014 CoffeeScript ES6 V
MADRID · NOV 21-22 · 2014 WHY?
MADRID · NOV 21-22 · 2014 WHY? Implicit returns
MADRID · NOV 21-22 · 2014 WHY? Implicit returns No
named functions
MADRID · NOV 21-22 · 2014 WHY? Implicit returns No
named functions Strange regexes
MADRID · NOV 21-22 · 2014 WHY? Implicit returns No
named functions Strange regexes Significant whitespace
MADRID · NOV 21-22 · 2014 WHY? Implicit returns No
named functions Strange regexes Significant whitespace Generators
MADRID · NOV 21-22 · 2014 Ember.JS
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 ES6
MADRID · NOV 21-22 · 2014 Destructuring
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 NESTABLE
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 Destructuring DE
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 Arrays too
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 NESTABLE TOO
MADRID · NOV 21-22 · 2014 MODULES
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 Ember-CLI
MADRID · NOV 21-22 · 2014 let / const
MADRID · NOV 21-22 · 2014 let • The new
var. • Block scope. • No hoisting.
MADRID · NOV 21-22 · 2014 let • The new
var. • Block scope. • No hoisting. Actually, it does hoist, but raises a syntactic error at runtime when used before being asigned.
MADRID · NOV 21-22 · 2014 Hard to transpile properly.
MADRID · NOV 21-22 · 2014 CLASSES
MADRID · NOV 21-22 · 2014 CLASSES The Good Parts
MADRID · NOV 21-22 · 2014 METHODS
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 STRING TEMPLATES Interlude
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 Computed properties
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 {G,S}ETTER
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 FUNCTIONS
MADRID · NOV 21-22 · 2014 SPREAD OP
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 1 -> 2 ->
3
MADRID · NOV 21-22 · 2014 1 -> 2 ->
3 14
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 DEFAULT
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 fn
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 Most important => fn
feature LEXICAL THIS
MADRID · NOV 21-22 · 2014
MADRID · NOV 21-22 · 2014 No time for…
MADRID · NOV 21-22 · 2014 CLASSES The not-that-good Parts
MADRID · NOV 21-22 · 2014 GENERATOR
MADRID · NOV 21-22 · 2014 COMPREHENSIONS
MADRID · NOV 21-22 · 2014 async/await ES7
MADRID · NOV 21-22 · 2014 NAMED EXPORTS
MADRID · NOV 21-22 · 2014 # LITERALS
MADRID · NOV 21-22 · 2014 # LITERALS BINARY: 0b101
MADRID · NOV 21-22 · 2014 # LITERALS BINARY: 0b101
OCTAL: 0o67
MADRID · NOV 21-22 · 2014 # LITERALS
MADRID · NOV 21-22 · 2014 APIs
MADRID · NOV 21-22 · 2014 QUESTIONS?
MADRID · NOV 21-22 · 2014 Thank you! @Serabe
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